Zhangqiang is said ______ the experiment in the lab, but I can’t find him there.
| A．to have done | B．to do | C．to be doing | D．doing |
--May I ask a question after class, Sir?
--, but not during my lunch break.
| A． | I'm sorry | B． | Anytime |
| C． | Sure | D． | Go ahead |
In many places in China, bicycle is still poplar means of transportation.（）
| A． | a; the | B． | /; a |
| C． | the; a | D． | the; the |
Only when I left my parents for Italyhow much I loved them.
| A．I realized | B．I had realized |
| C．had I realized | D．did I realize |
People in Chongqing are proud ofthey have achieved in the past ten years.
| A． | that | B． | which |
| C． | what | D． | how |
——Could we see each other at 3 o’clock this afternoon?
——Sorry, let’s make it time.
| A．other’s | B．the other |
| C．another | D．other |